attosecond
See also: atto-second
English
Etymology
Noun
attosecond (plural attoseconds)
- (metrology) An SI unit of time equal to 10−18 seconds. Symbol: as
- 2011 Barry Allen in Superman 709
- I can think at the speed of light, I can perceive events that last for less than an attosecond, I can run faster than time. What do I see when I run across the country, Superman? I see everything. And everyone.
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- 2011 Barry Allen in Superman 709